<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<body>
		<!-- 占地面积 —> 盒子模型 -->
		<hr color="#87ceeb" size="5" >
		<!-- 分割标签 -->
		<table border="1" width="300" height="300" cellspacing="0">
			<!-- table>(tr>td*3)*3 -->
			<tr>
				<td colspan="2">1</td>
				<!-- <td>2</td> -->
				<td>3</td>
			</tr>
			<tr>
				<td>4</td>
				<!-- 键名   键值  键值对 -->
				<td>5</td>
				<td rowspan="2">6</td>
			</tr>
			<tr>
				<td>7</td>
				<td>8</td>
				<!-- <td>9</td> -->
			</tr>
		</table>
	</body>
</html>
